All articles by Carsten Christophersen

32 articles

Articles in volume 24 (1970)

Alkyl Cyanates. XIV. Isomerization of Allylic Cyanates and Allylic Thionoderivatives.

Christophersen, Carsten; Holm, Arne

Pages: 1512-1526.

DOI number: 10.3891/acta.chem.scand.24-1512
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Formation of 1-Methylallyl and 2-Butenyl Isocyanate from Crotyl Bromide and Silver Cyanate.

Christophersen, Carsten; Holm, Arne

Pages: 1852-1854.

DOI number: 10.3891/acta.chem.scand.24-1852
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Articles in volume 25 (1971)

The Reaction of 1-Substituted 1,4-Disubstituted Thiosemicarbazides with Nitrous Acid. 3-Substituted N-[5-(1,2,3,4-oxatriazolio)]amides.

Christophersen, Carsten; Treppendahl, Svend

Pages: 625-630.

DOI number: 10.3891/acta.chem.scand.25-0625
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Acyl Thiocyanates. I. Aroyl Thiocyanates.

Christophersen, Carsten

Pages: 1160-1162.

DOI number: 10.3891/acta.chem.scand.25-1160
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Acyl Thiocyanates. II. Aralkanoyl, Alkanoyl, and 2-Alkenoyl Thiocyanates.

Christophersen, Carsten

Pages: 1162-1164.

DOI number: 10.3891/acta.chem.scand.25-1162
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On the Structure of the So-called 4-Substituted 1,2,3,4-Thiatriazoline-5-thiones.

Christophersen, Carsten; Holm, Arne

Pages: 2015-2022.

DOI number: 10.3891/acta.chem.scand.25-2015
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Articles in volume 26 (1972)

The Reversible Ring Opening of N-[3-Phenyl-5-(1,2,3,4-oxatriazolio)]amide to 2-Phenyl-2-nitroso-1-cyanohydrazidate Ion.

Christophersen, Carsten; Treppendahl, Svend

Pages: 858-860.

DOI number: 10.3891/acta.chem.scand.26-0858
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Articles in volume 28b (1974)

The Reaction between 5-(p-Toluenesulfonamido)tetrazole and p-Toluenesulfonyl Chloride.

Jensen, K. A.; Christophersen, Carsten

Pages: 1-4.

DOI number: 10.3891/acta.chem.scand.28b-0001
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Mass Spectra of Substituted 1,2,3,4-Thiatriazoles.

Jensen, Kai Arne; Treppendahl, Svend; Christophersen, Carsten; Schroll, Gustav

Pages: 97-101.

DOI number: 10.3891/acta.chem.scand.28b-0097
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Articles in volume 29b (1975)

Sterically Hindered Benzoic Acid Derivatives.

Carlsen, Per; Christophersen, Carsten

Pages: 255-257.

DOI number: 10.3891/acta.chem.scand.29b-0255
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Articles in volume 39b (1985)

Fructosylvaline. A Simple Model of the N-Terminal Residue of Human Haemoglobin A1c.

Keil, Pernille; Mortensen, Henrik B.; Christophersen, Carsten

Pages: 191-193.

DOI number: 10.3891/acta.chem.scand.39b-0191
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Analogues of the Histamine Liberating Dihydroxysesquiterpene Lactone Thapsigargin. Synthesis, X-Ray Analysis and Chemistry.

Pedersen, Ove; Christophersen, Carsten; Brehm, Lotte; Christensen, Søren Brøgger

Pages: 375-390.

DOI number: 10.3891/acta.chem.scand.39b-0375
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Secondary Metabolites from Marine Bryozoans. A review.

Christophersen, Carsten

Pages: 517-529.

DOI number: 10.3891/acta.chem.scand.39b-0517
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Articles in volume 40b (1986)

Marine Alkaloids. 11. Flustramide B and Flustrarine B from the Marine Bryozoan Flustra foliacea. Synthesis of Flustrarine B.

Keil, Pernille; Nielsen, Elisabeth G.; Anthoni, Uffe; Christophersen, Carsten

Pages: 555-558.

DOI number: 10.3891/acta.chem.scand.40b-0555
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Articles in volume 41b (1987)

Haphazard Isolation of a Peroxide from Diethyl Ether, Autoxidation of Diethyl Ether and Structure of Mozuku Toxin A.

Anthoni, Uffe; Larsen, Charles; Nielsen, Per H.; Christophersen, Carsten

Pages: 216-218.

DOI number: 10.3891/acta.chem.scand.41b-0216
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Articles in volume 42b (1988)

Marine Alkaloids. 14. Prototropy of Chartellines from Chartella papyracea.

Nielsen, Per H.; Anthoni, Uffe; Christophersen, Carsten

Pages: 489-491.

DOI number: 10.3891/acta.chem.scand.42b-0489
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Synthesis of Diethyl 1,2,3,4-Tetrathiepane-6,6-dicarboxylate: a New Heterocyclic System.

Teuber, Lene; Christophersen, Carsten

Pages: 620-622.

DOI number: 10.3891/acta.chem.scand.42b-0620
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Synthesis and Thermal Stability of 4-Substituted 1,2-Dithiolanes.

Teuber, Lene; Christophersen, Carsten

Pages: 629-634.

DOI number: 10.3891/acta.chem.scand.42b-0629
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Articles in volume 48 (1994)

Cyclisations of Tryptophans. I. Trifluoroacetylation of Nb-Methoxycarbonyl-L-tryptophan Methyl Ester in Trifluoroacetic Acid.

Anthoni, Uffe; Christophersen, Carsten; Nielsen, Per Halfdan; Pedersen, Erik Jonas

Pages: 91-93.

DOI number: 10.3891/acta.chem.scand.48-0091
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Cyclisation of Tryptophans. III. The Crystal Structure of a Product Derived from Trifluoroacetylation of Nb-Methoxycarbonyl-L-Tryptophan Methyl Ester in Pyridine.

Anthoni, Uffe; Christophersen, Carsten; Obel, Andreas; Nielsen, Per Halfdan

Pages: 334-339.

DOI number: 10.3891/acta.chem.scand.48-0334
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A Racemic Diterpene from the Marine Bryozoan Flustra foliacea, Natural Product or Artefact?

Holst, Pia Bachmann; Anthoni, Uffe; Christophersen, Carsten; Nielsen, Per Halfdan; Bock, Klaus

Pages: 765-768.

DOI number: 10.3891/acta.chem.scand.48-0765
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Articles in volume 49 (1995)

Marine Alkaloids. 17. Synthesis of (+-)-Debromoflustramide B and E and (+-)-Debromoflustramine B and E.

Jensen, Jan; Anthoni, Uffe; Christophersen, Carsten; Nielsen, Per H.

Pages: 68-71.

DOI number: 10.3891/acta.chem.scand.49-0068
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An NMR and Raman Study of Trifluoroacetic Anhydride in Pyridine.

Anthoni, Uffe; Christensen, Daniel; Christophersen, Carsten; Nielsen, Per Halfdan

Pages: 203-206.

DOI number: 10.3891/acta.chem.scand.49-0203
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Synthesis of Naturally Occurring 5-Hydroxy-7,2',4',5'-tetramethoxyflavone and Related Compounds.

Anthoni, Uffe; Christophersen, Carsten; Nielsen, Per H.

Pages: 357-360.

DOI number: 10.3891/acta.chem.scand.49-0357
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Cyclisations of Tryptophans. II. Protonated Species Derived from L-Tryptophan Methyl Ester and its Nb-Acetyl Derivative.

Anthoni, Uffe; Chortsen, Lone; Christophersen, Carsten; Nielsen, Per Halfdan

Pages: 441-445.

DOI number: 10.3891/acta.chem.scand.49-0441
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Articles in volume 50 (1996)

Neothyoside B, a Triterpenoid Diglycoside from the Pacific Sea Cucumber Neothyone gibbosa.

Encarnación D., Rosalba; Murillo, Jesus I.; Nielsen, Joan; Christophersen, Carsten

Pages: 848-849.

DOI number: 10.3891/acta.chem.scand.50-0848
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Articles in volume 51 (1997)

Cyclisations of Tryptophans. V. Trifluoroacetylation of Nb-Methoxycarbonyl-L-tryptophan Methyl Ester in Pyridine.

Anthoni, Uffe; Christophersen, Carsten; Nielsen, Per Halfdan; Pedersen, Erik Jonas

Pages: 407-410.

DOI number: 10.3891/acta.chem.scand.51-0407
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Articles in volume 52 (1998)

Cyclisations of Tryptophans. IV. Cyclisation of Nb-Acyl-L-Tryptophanamides.

Holst, Pia Bachmann; Anthoni, Uffe; Christophersen, Carsten; Larsen, Sine; Nielsen, Per Halfdan; Püschl, Ask

Pages: 683-693.

DOI number: 10.3891/acta.chem.scand.52-0683
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Stereochemistry of Dimerisation of Indole-3-acetic Acid and its Propyl Ester.

Fatum, Tine M.; Anthoni, Uffe; Christophersen, Carsten; Nielsen, Per Halfdan

Pages: 784-789.

DOI number: 10.3891/acta.chem.scand.52-0784
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Cyclisations of Tryptophans. VI. Cyclisation of L-Tryptophan Dipeptides by Oxygenation with Singlet Oxygen.

Anthoni, Uffe; Christophersen, Carsten; Nielsen, Per Halfdan; Christoffersen, Martin W.; Sørensen, Dan

Pages: 958-960.

DOI number: 10.3891/acta.chem.scand.52-0958
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Huazhongilexone is not 3',5,5',7-Tetrahydroxyflavanone. Preparation of 3',5'-Dimethoxy-5,7-dihydroxyflavanone.

Anthoni, Uffe; Encarnación D., Rosalba; Nielsen, Per H.; Christophersen, Carsten

Pages: 1243-1246.

DOI number: 10.3891/acta.chem.scand.52-1243
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Articles in volume 53 (1999)

Isolation of Eriodictyol Identical with Huazhongilexone from Solanum hindsianum.

Encarnación, D. Rosalba; Nogueiras, Clara L.; Salinas, Victor H. A.; Anthoni, Uffe; Nielsen, Per H.; Christophersen, Carsten

Pages: 375-377.

DOI number: 10.3891/acta.chem.scand.53-0375
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